<?php
	$Cities[] = "<B>北京</B>";	//等同于$Cities[0] = "北京"
	$Cities[] = "<B>天津</B>";	//等同于$Cities[1] = "天津"
	$Cities[] = "<B>上海</B>";	//等同于$Cities[2] = "上海"
	$Cities[] = "<B>深圳</B>";	//等同于$Cities[3] = "深圳"
	/*
	 ** 统计元素个数
	*/
	$indexLimit = count($Cities);	//把数组中元素的个数赋给$indexLimit
	/*
	 ** 打印所有数组
	*/
	for($index=0; $index < $indexLimit; $index++) {
		print("第 $index 个城市是 $Cities[$index]。 <BR>\n");
	}